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How to use _check_changeset_available method in localstack

Best Python code snippet using localstack_python

test_cloudformation_changesets.py

Source:test_cloudformation_changesets.py

...399        Capabilities=["CAPABILITY_AUTO_EXPAND", "CAPABILITY_IAM", "CAPABILITY_NAMED_IAM"],400        ChangeSetType="CREATE",401    )402    snapshot.match("first_changeset", first_changeset)403    def _check_changeset_available():404        status = cfn_client.describe_change_set(405            StackName=stack_name, ChangeSetName=first_changeset["Id"]406        )["Status"]407        if status == "FAILED":408            raise ShortCircuitWaitException("Change set in unrecoverable status")409        return status == "CREATE_COMPLETE"410    assert wait_until(_check_changeset_available)411    describe_first_cs = cfn_client.describe_change_set(412        StackName=stack_name, ChangeSetName=first_changeset["Id"]413    )414    snapshot.match("describe_first_cs", describe_first_cs)415    assert describe_first_cs["ExecutionStatus"] == "AVAILABLE"416    cfn_client.execute_change_set(StackName=stack_name, ChangeSetName=first_changeset["Id"])417    def _check_changeset_success():418        status = cfn_client.describe_change_set(419            StackName=stack_name, ChangeSetName=first_changeset["Id"]420        )["ExecutionStatus"]421        if status in ["EXECUTE_FAILED", "UNAVAILABLE", "OBSOLETE"]:422            raise ShortCircuitWaitException("Change set in unrecoverable status")423        return status == "EXECUTE_COMPLETE"424    assert wait_until(_check_changeset_success)425    # 2. create a new change set without changes426    nochange_changeset = cfn_client.create_change_set(427        StackName=stack_name,428        ChangeSetName=change_set_name_nochange,429        TemplateBody=template,430        Capabilities=["CAPABILITY_AUTO_EXPAND", "CAPABILITY_IAM", "CAPABILITY_NAMED_IAM"],431        ChangeSetType="UPDATE",432    )433    snapshot.match("nochange_changeset", nochange_changeset)434    describe_nochange = cfn_client.describe_change_set(435        StackName=stack_name, ChangeSetName=nochange_changeset["Id"]436    )437    snapshot.match("describe_nochange", describe_nochange)438    assert describe_nochange["ExecutionStatus"] == "UNAVAILABLE"439    # 3. try to execute the unavailable change set440    with pytest.raises(cfn_client.exceptions.InvalidChangeSetStatusException) as e:441        cfn_client.execute_change_set(StackName=stack_name, ChangeSetName=nochange_changeset["Id"])442    snapshot.match("error_execute_failed", e.value)443@pytest.mark.aws_validated444def test_deleted_changeset(cfn_client, snapshot, cleanups):445    """simple case verifying that proper exception is thrown when trying to get a deleted changeset"""446    snapshot.add_transformer(snapshot.transform.cloudformation_api())447    changeset_name = f"changeset-{short_uid()}"448    stack_name = f"stack-{short_uid()}"449    cleanups.append(lambda: cfn_client.delete_stack(StackName=stack_name))450    snapshot.add_transformer(snapshot.transform.regex(stack_name, "<stack-name>"))451    template_path = os.path.join(os.path.dirname(__file__), "../templates/cdkmetadata.yaml")452    template = load_template_file(template_path)453    # 1. create change set454    create = cfn_client.create_change_set(455        ChangeSetName=changeset_name,456        StackName=stack_name,457        TemplateBody=template,458        Capabilities=["CAPABILITY_AUTO_EXPAND", "CAPABILITY_IAM", "CAPABILITY_NAMED_IAM"],459        ChangeSetType="CREATE",460    )461    snapshot.match("create", create)462    changeset_id = create["Id"]463    def _check_changeset_available():464        status = cfn_client.describe_change_set(StackName=stack_name, ChangeSetName=changeset_id)[465            "Status"466        ]467        if status == "FAILED":468            raise ShortCircuitWaitException("Change set in unrecoverable status")469        return status == "CREATE_COMPLETE"470    assert wait_until(_check_changeset_available)471    # 2. delete change set472    cfn_client.delete_change_set(ChangeSetName=changeset_id, StackName=stack_name)473    with pytest.raises(cfn_client.exceptions.ChangeSetNotFoundException) as e:474        cfn_client.describe_change_set(StackName=stack_name, ChangeSetName=changeset_id)...

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